Melting point | 158-161 °C(lit.) |
Boiling point | 211 °C(lit.) |
density | 1.44 |
vapor density | 4.8 (vs air) |
vapor pressure | 1 mm Hg ( 114 °C) |
refractive index | 1,565 |
FEMA | 3985 | 2-HYDROXYBENZOIC ACID |
Fp | 157 °C |
storage temp. | Store at RT. |
solubility | ethanol: 1 M at 20 °C, clear, colorless |
form | Solid |
pka | 2.98(at 25ºC) |
color | White to off-white |
PH | 2.4 (H2O)(saturated solution) |